A man carrying a loaded pistol was taken into custody on Sept. 15 at an event in Los Angeles where Robert F. Kennedy Jr. was set to deliver a speech for Hispanic Heritage Month.

Adrian Paul Aispuro, 44, was carrying a gun in a shoulder holster and a badge stating he was a U.S. marshal, a spokesman for the Los Angeles Police Department told The Washington Post.

Aispuro appeared at a side entrance to the Wilshire Ebell Theatre in Los Angeles, prior to the start of Kennedy’s speech